Added simple i2c emulator. Cleaned up database insertion.

start.py

@@ -1,3 +1,25 @@
+from pkgutil import iter_modules
+
+if "smbus" not in (name for loader, name, ispkg in iter_modules()):
+    print("smbus not found, installing replacement")
+
+
+    class SMBus:
+        def __init__(self, i2c_address):
+            self.i2c_address = i2c_address
+            self.channels = {}
+
+        def write_word_data(self, cmd, val):
+            if (cmd - 6) % 4 == 0:
+                self.channels[(cmd - 6) / 4] = val
+
+        def read_word_data(self, cmd):
+            return self.channels[(cmd - 8) / 4]
+
+
+    import sys
+
+    sys.modules['smbus'] = SMBus
 import LedD.daemon
 
 if __name__ == "__main__":